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Finding the Fourth Proportional to 125,814.44, 173,624.34 and 69,229.32

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Solution

The fourth proportional to 125,814.44, 173,624.34 and 69,229.32 is: 95,536.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,814.44 : 173,624.34 = 69,229.32 : x
  2. Step 2: Convert to fraction form
    125,814.44/173,624.34 = 69,229.32/x
  3. Step 3: Cross multiply
    125,814.44x = 173,624.34 × 69,229.32
  4. Step 4: Simplify right side
    125,814.44x = 12,019,894,993.65
  5. Step 5: Solve for x
    x = 12,019,894,993.65/125,814.44
  6. Step 6: Final answer
    x = 95,536.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.